Table 3 Results of DID estimates of trade cities located in border areas
From: North Korea’s COVID-19 policy dilemma: epidemic prevention conflicting with trade
Light | |
|---|---|
NK trade cities | |
X Month -3 | -0.067*** |
(0.015) | |
X Month -2 | -0.057*** |
(0.011) | |
X Month -1 | 0.016 |
(0.010) | |
X Month + 1 | -0.057*** |
(0.009) | |
X Month + 2 | -0.108*** |
(0.008) | |
X Month + 3 | -0.158*** |
(0.009) | |
X Month + 4 | -0.174*** |
(0.011) | |
X Month + 5 | -0.087*** |
(0.011) | |
X Month + 6 | -0.165*** |
(0.012) | |
Constant | 0.626*** |
(0.003) | |
Observations | 29,030 |
R-squared | 0.919 |